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CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Millions, except Per Share data, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
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CONSOLIDATED BALANCE SHEETS |  |
Capital stock, shares authorized | 150 | 150
Capital stock, stated value (in dollars per share) | $ 0.75 | $ 0.75
Capital stock, shares outstanding | 42.6 | 41.7

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